Evaporator



FIG. 1 is a perspective view of the evaporator showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is front view of the evaporator in the fully open position; and,

FIG. 7 is a side view of the evaporator in the fully open position. 

The ornamental design for an evaporator, as shown and described. 